1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun #include <stdio.h>
3*4882a593Smuzhiyun #include <stddef.h>
4*4882a593Smuzhiyun #include <signal.h>
5*4882a593Smuzhiyun #include <poll.h>
6*4882a593Smuzhiyun #include <sys/mman.h>
7*4882a593Smuzhiyun #include <sys/user.h>
8*4882a593Smuzhiyun #define __FRAME_OFFSETS
9*4882a593Smuzhiyun #include <linux/ptrace.h>
10*4882a593Smuzhiyun #include <asm/types.h>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #define DEFINE(sym, val) \
13*4882a593Smuzhiyun asm volatile("\n->" #sym " %0 " #val : : "i" (val))
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun #define DEFINE_LONGS(sym, val) \
16*4882a593Smuzhiyun asm volatile("\n->" #sym " %0 " #val : : "i" (val/sizeof(unsigned long)))
17*4882a593Smuzhiyun
foo(void)18*4882a593Smuzhiyun void foo(void)
19*4882a593Smuzhiyun {
20*4882a593Smuzhiyun #ifdef __i386__
21*4882a593Smuzhiyun DEFINE_LONGS(HOST_FP_SIZE, sizeof(struct user_fpregs_struct));
22*4882a593Smuzhiyun DEFINE_LONGS(HOST_FPX_SIZE, sizeof(struct user_fpxregs_struct));
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun DEFINE(HOST_IP, EIP);
25*4882a593Smuzhiyun DEFINE(HOST_SP, UESP);
26*4882a593Smuzhiyun DEFINE(HOST_EFLAGS, EFL);
27*4882a593Smuzhiyun DEFINE(HOST_AX, EAX);
28*4882a593Smuzhiyun DEFINE(HOST_BX, EBX);
29*4882a593Smuzhiyun DEFINE(HOST_CX, ECX);
30*4882a593Smuzhiyun DEFINE(HOST_DX, EDX);
31*4882a593Smuzhiyun DEFINE(HOST_SI, ESI);
32*4882a593Smuzhiyun DEFINE(HOST_DI, EDI);
33*4882a593Smuzhiyun DEFINE(HOST_BP, EBP);
34*4882a593Smuzhiyun DEFINE(HOST_CS, CS);
35*4882a593Smuzhiyun DEFINE(HOST_SS, SS);
36*4882a593Smuzhiyun DEFINE(HOST_DS, DS);
37*4882a593Smuzhiyun DEFINE(HOST_FS, FS);
38*4882a593Smuzhiyun DEFINE(HOST_ES, ES);
39*4882a593Smuzhiyun DEFINE(HOST_GS, GS);
40*4882a593Smuzhiyun DEFINE(HOST_ORIG_AX, ORIG_EAX);
41*4882a593Smuzhiyun #else
42*4882a593Smuzhiyun #ifdef FP_XSTATE_MAGIC1
43*4882a593Smuzhiyun DEFINE_LONGS(HOST_FP_SIZE, 2696);
44*4882a593Smuzhiyun #else
45*4882a593Smuzhiyun DEFINE(HOST_FP_SIZE, sizeof(struct _fpstate) / sizeof(unsigned long));
46*4882a593Smuzhiyun #endif
47*4882a593Smuzhiyun DEFINE_LONGS(HOST_BX, RBX);
48*4882a593Smuzhiyun DEFINE_LONGS(HOST_CX, RCX);
49*4882a593Smuzhiyun DEFINE_LONGS(HOST_DI, RDI);
50*4882a593Smuzhiyun DEFINE_LONGS(HOST_SI, RSI);
51*4882a593Smuzhiyun DEFINE_LONGS(HOST_DX, RDX);
52*4882a593Smuzhiyun DEFINE_LONGS(HOST_BP, RBP);
53*4882a593Smuzhiyun DEFINE_LONGS(HOST_AX, RAX);
54*4882a593Smuzhiyun DEFINE_LONGS(HOST_R8, R8);
55*4882a593Smuzhiyun DEFINE_LONGS(HOST_R9, R9);
56*4882a593Smuzhiyun DEFINE_LONGS(HOST_R10, R10);
57*4882a593Smuzhiyun DEFINE_LONGS(HOST_R11, R11);
58*4882a593Smuzhiyun DEFINE_LONGS(HOST_R12, R12);
59*4882a593Smuzhiyun DEFINE_LONGS(HOST_R13, R13);
60*4882a593Smuzhiyun DEFINE_LONGS(HOST_R14, R14);
61*4882a593Smuzhiyun DEFINE_LONGS(HOST_R15, R15);
62*4882a593Smuzhiyun DEFINE_LONGS(HOST_ORIG_AX, ORIG_RAX);
63*4882a593Smuzhiyun DEFINE_LONGS(HOST_CS, CS);
64*4882a593Smuzhiyun DEFINE_LONGS(HOST_SS, SS);
65*4882a593Smuzhiyun DEFINE_LONGS(HOST_EFLAGS, EFLAGS);
66*4882a593Smuzhiyun #if 0
67*4882a593Smuzhiyun DEFINE_LONGS(HOST_FS, FS);
68*4882a593Smuzhiyun DEFINE_LONGS(HOST_GS, GS);
69*4882a593Smuzhiyun DEFINE_LONGS(HOST_DS, DS);
70*4882a593Smuzhiyun DEFINE_LONGS(HOST_ES, ES);
71*4882a593Smuzhiyun #endif
72*4882a593Smuzhiyun
73*4882a593Smuzhiyun DEFINE_LONGS(HOST_IP, RIP);
74*4882a593Smuzhiyun DEFINE_LONGS(HOST_SP, RSP);
75*4882a593Smuzhiyun #endif
76*4882a593Smuzhiyun
77*4882a593Smuzhiyun DEFINE(UM_FRAME_SIZE, sizeof(struct user_regs_struct));
78*4882a593Smuzhiyun DEFINE(UM_POLLIN, POLLIN);
79*4882a593Smuzhiyun DEFINE(UM_POLLPRI, POLLPRI);
80*4882a593Smuzhiyun DEFINE(UM_POLLOUT, POLLOUT);
81*4882a593Smuzhiyun
82*4882a593Smuzhiyun DEFINE(UM_PROT_READ, PROT_READ);
83*4882a593Smuzhiyun DEFINE(UM_PROT_WRITE, PROT_WRITE);
84*4882a593Smuzhiyun DEFINE(UM_PROT_EXEC, PROT_EXEC);
85*4882a593Smuzhiyun }
86